Razer Viper Ultimate 20000 DPI Optical 8-keys Programmable 2.4GHz Wireless + Wired Gaming Mouse without Charging Base, Cable Length: 1.8m(Black)

1. Extremely fast wireless technology
2. Focus+ optical sensor
3. Optical mouse micro switch
4. 74g lightweight design
5. Up to 70 hours of battery life
6. Native 20000 DPI Focus+ optical sensor with a resolution accuracy of 99.6%
7. Up to 650 inches per second (IPS) movement speed/50 G acceleration
8. Customizability of lift/landing distance
9. HyperSpeed a??a??wireless technology
10. 8 independently programmable buttons
11. Optical mouse micro switch, which can withstand about 70 million clicks
12. Real two-handed universal shape
13. Game-level tactile scroll wheel
14. On-the-fly sensitivity adjustment (default level: 400/800/1600/2400/3200)
15. Hybrid onboard and cloud storage (4+1 configuration files)
16. Support Razer Synapse Thunder Cloud 3
17. A true illusion lighting system with approximately 16.8 million customizable color options
18. Color synchronization between devices
19. Wired and wireless usage modes
20. 2.4 GHz receiver
21. 1.8m/6ft Speedflex cable for charging and wired connection
22. Compatible with mouse charging dock
23. Battery life: Approximately 70 hours (without lighting effects) (battery life depends on usage settings)
24. Dimensions: 126.7 mm/4.99 inches (length) x 66.2 mm/2.61 inches (width) x 37.8 mm/1.49 inches (height)
25. Weight: 74g / 2.61 ounces (without cord)
26. Suitable for Xbox One input on